1#ifndef ITEM_JSON_FUNC_INCLUDED
2#define ITEM_JSON_FUNC_INCLUDED
136 bool forbid_wildcards);
185 template <
typename... Args>
291 const char *calling_function,
String *value,
314 size_t *reslength,
bool require_string);
325 const char *
func_name()
const override {
return "json_valid"; }
348 const char *
func_name()
const override {
return "json_schema_valid"; }
373 return "json_schema_validation_report";
404 const char *
func_name()
const override {
return "json_contains"; }
445 const char *
func_name()
const override {
return "json_contains_path"; }
477 const char *
func_name()
const override {
return "json_type"; }
503 const char *
func_name()
const override {
return "cast_as_json"; }
525 const char *
func_name()
const override {
return "json_length"; }
540 const char *
func_name()
const override {
return "json_depth"; }
566 const char *
func_name()
const override {
return "json_keys"; }
592 const char *
func_name()
const override {
return "json_extract"; }
605 bool eq(
const Item *item)
const override;
613 template <
typename... Args>
643 const char *
func_name()
const override {
return "json_array_append"; }
656 const char *
func_name()
const override {
return "json_insert"; }
669 const char *
func_name()
const override {
return "json_array_insert"; }
684 template <
typename... Args>
687 m_json_set(json_set),
699 template <
typename... Args>
703 const char *
func_name()
const override {
return "json_set"; }
711 template <
typename... Args>
715 const char *
func_name()
const override {
return "json_replace"; }
723 template <
typename... Args>
731 const char *
func_name()
const override {
return "json_array"; }
758 const char *
func_name()
const override {
return "json_object"; }
787 template <
typename... Args>
792 const char *
func_name()
const override {
return "json_search"; }
821 template <
typename... Args>
825 const char *
func_name()
const override {
return "json_remove"; }
845 const char *
func_name()
const override {
return "json_merge_preserve"; }
875 const char *
func_name()
const override {
return "json_merge_patch"; }
896 const char *
func_name()
const override {
return "json_quote"; }
930 const char *
func_name()
const override {
return "json_unquote"; }
952 const char *
func_name()
const override {
return "json_pretty"; }
973 const char *
func_name()
const override {
return "json_storage_size"; }
994 const char *
func_name()
const override {
return "json_storage_free"; }
1020 bool m_is_allowed{
false};
1036 const char *
func_name()
const override {
return "cast_as_array"; }
1049 bool no_conversions)
override;
1083 const char *
func_name()
const override {
return "json_overlaps"; }
1098 const char *
func_name()
const override {
return "member of"; }
1130 Item *on_empty_default,
1132 Item *on_error_default);
1134 const char *
func_name()
const override {
return "json_value"; }
1155 struct Default_value;
1195 int64_t extract_integer_value();
1197 int64_t extract_year_value();
1203 bool extract_datetime_value(
MYSQL_TIME *ltime);
1209 double extract_real_value();
1229 const char *calling_function,
int max_decimal_digits,
1230 bool add_bounding_box,
bool add_short_crs_urn,
1231 bool add_long_crs_urn,
uint32 *geometry_srid);
1262 const char *calling_function,
String *value,
1280 String *utf8_res,
const char **safep,
1281 size_t *safe_length);
A field that stores a JSON value.
Definition: field.h:4061
Definition: item_cmpfunc.h:294
Class that represents CAST(<expr> AS <type> ARRAY)
Definition: item_json_func.h:1010
unique_ptr_destroy_only< Json_array > m_result_array
An array used by save_in_field_inner() to store the result of an array cast operation.
Definition: item_json_func.h:1027
bool get_time(MYSQL_TIME *) override
Definition: item_json_func.h:1072
void allow_array_cast() override
A helper function to ensure proper usage of CAST(.
Definition: item_json_func.h:1047
const char * func_name() const override
Definition: item_json_func.h:1036
longlong val_int() override
Definition: item_json_func.h:1052
bool returns_array() const override
Whether the item returns array of its data type.
Definition: item_json_func.h:1038
bool get_date(MYSQL_TIME *, my_time_flags_t) override
Definition: item_json_func.h:1068
my_decimal * val_decimal(my_decimal *) override
Definition: item_json_func.h:1060
enum Functype functype() const override
Definition: item_json_func.h:1037
double val_real() override
Definition: item_json_func.h:1064
~Item_func_array_cast() override
Cast_target cast_type
Type to cast to.
Definition: item_json_func.h:1012
String * val_str(String *) override
Definition: item_json_func.h:1056
Represents the JSON function JSON_ARRAY_APPEND()
Definition: item_json_func.h:638
Item_func_json_array_append(THD *thd, const POS &pos, PT_item_list *a)
Definition: item_json_func.h:640
const char * func_name() const override
Definition: item_json_func.h:643
Represents the JSON function JSON_ARRAY_INSERT()
Definition: item_json_func.h:664
Item_func_json_array_insert(THD *thd, const POS &pos, PT_item_list *a)
Definition: item_json_func.h:666
const char * func_name() const override
Definition: item_json_func.h:669
Represents the JSON function JSON_ARRAY()
Definition: item_json_func.h:721
enum Functype functype() const override
Definition: item_json_func.h:732
const char * func_name() const override
Definition: item_json_func.h:731
Item_func_json_array(Args &&... parent_args)
Definition: item_json_func.h:724
bool resolve_type(THD *thd) override
Resolve type-related information for this item, such as result field type, maximum size,...
Definition: item_json_func.h:734
Represents the JSON function JSON_CONTAINS_PATH()
Definition: item_json_func.h:432
void cleanup() override
Cleanup between executions of the statement.
Definition: item_json_func.cc:906
bool is_bool_func() const override
Definition: item_json_func.h:448
longlong val_int() override
Definition: item_json_func.cc:913
Json_path_cache m_path_cache
Definition: item_json_func.h:437
bool resolve_type(THD *thd) override
Resolve type-related information for this item, such as result field type, maximum size,...
Definition: item_json_func.h:452
enum Functype functype() const override
Definition: item_json_func.h:446
String m_doc_value
Definition: item_json_func.h:433
Item_func_json_contains_path(THD *thd, const POS &pos, PT_item_list *a)
Definition: item_json_func.h:440
const char * func_name() const override
Definition: item_json_func.h:445
enum_const_item_cache can_cache_json_arg(Item *arg) override
Whether an arg of a JSON function can be cached to avoid repetitive string->JSON conversion.
Definition: item_json_func.h:463
enum_one_or_all_type m_cached_ooa
Definition: item_json_func.h:434
Represents the JSON function JSON_CONTAINS()
Definition: item_json_func.h:396
bool gc_subst_analyzer(uchar **) override
Analyzer function for GC substitution.
Definition: item_json_func.h:407
optimize_type select_optimize(const THD *) override
Definition: item_json_func.h:406
Item_func_json_contains(THD *thd, const POS &pos, PT_item_list *a)
Definition: item_json_func.h:401
bool resolve_type(THD *thd) override
Resolve type-related information for this item, such as result field type, maximum size,...
Definition: item_json_func.h:413
longlong val_int() override
Definition: item_json_func.cc:848
String m_doc_value
Definition: item_json_func.h:397
enum Functype functype() const override
Definition: item_json_func.h:405
Json_path_cache m_path_cache
Definition: item_json_func.h:398
enum_const_item_cache can_cache_json_arg(Item *arg) override
Whether an arg of a JSON function can be cached to avoid repetitive string->JSON conversion.
Definition: item_json_func.h:424
void cleanup() override
Cleanup between executions of the statement.
Definition: item_json_func.cc:842
const char * func_name() const override
Definition: item_json_func.h:404
bool is_bool_func() const override
Definition: item_json_func.h:409
Represents the JSON function JSON_DEPTH()
Definition: item_json_func.h:534
enum Functype functype() const override
Definition: item_json_func.h:541
bool resolve_type(THD *thd) override
Resolve type-related information for this item, such as result field type, maximum size,...
Definition: item_json_func.h:543
longlong val_int() override
Definition: item_json_func.cc:1550
String m_doc_value
Definition: item_json_func.h:535
const char * func_name() const override
Definition: item_json_func.h:540
Item_func_json_depth(const POS &pos, Item *a)
Definition: item_json_func.h:538
Represents the JSON function JSON_INSERT()
Definition: item_json_func.h:651
Item_func_json_insert(THD *thd, const POS &pos, PT_item_list *a)
Definition: item_json_func.h:653
const char * func_name() const override
Definition: item_json_func.h:656
Represents the JSON function JSON_KEYS()
Definition: item_json_func.h:556
bool val_json(Json_wrapper *wr) override
Get a JSON value from an Item.
Definition: item_json_func.cc:1571
String m_doc_value
Definition: item_json_func.h:557
Item_func_json_keys(THD *thd, const POS &pos, Item *a, Item *b)
Definition: item_json_func.h:563
Item_func_json_keys(THD *thd, const POS &pos, Item *a)
Definition: item_json_func.h:560
bool resolve_type(THD *thd) override
Resolve type-related information for this item, such as result field type, maximum size,...
Definition: item_json_func.h:568
const char * func_name() const override
Definition: item_json_func.h:566
Represents the JSON function JSON_LENGTH()
Definition: item_json_func.h:511
bool resolve_type(THD *thd) override
Resolve type-related information for this item, such as result field type, maximum size,...
Definition: item_json_func.h:517
Item_func_json_length(const POS &pos, Item *doc)
Definition: item_json_func.h:515
longlong val_int() override
Definition: item_json_func.cc:1526
String m_doc_value
Definition: item_json_func.h:512
enum Functype functype() const override
Definition: item_json_func.h:526
const char * func_name() const override
Definition: item_json_func.h:525
Represents the JSON function JSON_MERGE_PATCH.
Definition: item_json_func.h:870
Item_func_json_merge_patch(THD *thd, const POS &pos, PT_item_list *a)
Definition: item_json_func.h:872
bool resolve_type(THD *thd) override
Resolve type-related information for this item, such as result field type, maximum size,...
Definition: item_json_func.h:877
const char * func_name() const override
Definition: item_json_func.h:875
Represents the JSON function JSON_MERGE_PRESERVE.
Definition: item_json_func.h:840
const char * func_name() const override
Definition: item_json_func.h:845
bool resolve_type(THD *thd) override
Resolve type-related information for this item, such as result field type, maximum size,...
Definition: item_json_func.h:847
Item_func_json_merge_preserve(THD *thd, const POS &pos, PT_item_list *a)
Definition: item_json_func.h:842
Represents the JSON function JSON_MERGE.
Definition: item_json_func.h:860
bool is_deprecated() const override
Definition: item_json_func.h:864
Definition: item_json_func.h:1079
bool gc_subst_analyzer(uchar **) override
Analyzer function for GC substitution.
Definition: item_json_func.h:1085
enum Functype functype() const override
Definition: item_json_func.h:1084
const char * func_name() const override
Definition: item_json_func.h:1083
Item_func_json_overlaps(const POS &pos, Item *a, Item *b)
Definition: item_json_func.h:1081
optimize_type select_optimize(const THD *) override
Definition: item_json_func.h:1086
enum_const_item_cache can_cache_json_arg(Item *arg) override
Whether an arg of a JSON function can be cached to avoid repetitive string->JSON conversion.
Definition: item_json_func.h:1089
Represents the JSON_PRETTY function.
Definition: item_json_func.h:948
const char * func_name() const override
Definition: item_json_func.h:952
bool resolve_type(THD *thd) override
Resolve type-related information for this item, such as result field type, maximum size,...
Definition: item_json_func.h:956
enum Functype functype() const override
Definition: item_json_func.h:954
Item_func_json_pretty(const POS &pos, Item *a)
Definition: item_json_func.h:950
Represents the JSON function JSON_QUOTE()
Definition: item_json_func.h:889
enum Functype functype() const override
Definition: item_json_func.h:898
bool resolve_type(THD *thd) override
Resolve type-related information for this item, such as result field type, maximum size,...
Definition: item_json_func.h:900
String m_value
Definition: item_json_func.h:890
Item_func_json_quote(const POS &pos, PT_item_list *a)
Definition: item_json_func.h:893
const char * func_name() const override
Definition: item_json_func.h:896
Represents the JSON function JSON_REMOVE()
Definition: item_json_func.h:816
const char * func_name() const override
Definition: item_json_func.h:825
bool can_use_in_partial_update() const override
Can this function type be used in partial update?
Definition: item_json_func.h:818
String m_doc_value
Definition: item_json_func.h:817
Item_func_json_remove(Args &&... parent_args)
Definition: item_json_func.h:822
bool resolve_type(THD *thd) override
Resolve type-related information for this item, such as result field type, maximum size,...
Definition: item_json_func.h:827
Represents the JSON function JSON_REPLACE()
Definition: item_json_func.h:709
const char * func_name() const override
Definition: item_json_func.h:715
Item_func_json_replace(Args &&... parent_args)
Definition: item_json_func.h:712
Represents the JSON function JSON_OBJECT()
Definition: item_json_func.h:746
String tmp_key_value
Definition: item_json_func.h:747
bool resolve_type(THD *thd) override
Resolve type-related information for this item, such as result field type, maximum size,...
Definition: item_json_func.h:761
enum Functype functype() const override
Definition: item_json_func.h:759
Item_func_json_row_object(THD *thd, const POS &pos, PT_item_list *a)
Definition: item_json_func.h:750
const char * func_name() const override
Definition: item_json_func.h:758
Represents the JSON function JSON_SCHEMA_VALID( <json schema>, <json doc> )
Definition: item_json_func.h:343
Item_func_json_schema_valid(const POS &pos, Item *a, Item *b)
Definition: item_json_func.cc:682
bool val_bool() override
Definition: item_json_func.cc:745
bool fix_fields(THD *, Item **) override
Definition: item_json_func.cc:669
longlong val_int() override
Definition: item_json_func.h:352
Json_schema_validator m_cached_schema_validator
Definition: item_json_func.h:359
const char * func_name() const override
Definition: item_json_func.h:348
~Item_func_json_schema_valid() override
void cleanup() override
Called for every Item after use (preparation and execution).
Definition: item_json_func.cc:680
Represents the JSON function JSON_SCHEMA_VALIDATION_REPORT( <json schema>, <json doc> )
Definition: item_json_func.h:366
const char * func_name() const override
Definition: item_json_func.h:372
bool resolve_type(THD *thd) override
Resolve type-related information for this item, such as result field type, maximum size,...
Definition: item_json_func.h:378
Json_schema_validator m_cached_schema_validator
Definition: item_json_func.h:390
void cleanup() override
JSON_*() support methods.
Definition: item_json_func.cc:784
~Item_func_json_schema_validation_report() override
bool val_json(Json_wrapper *wr) override
Get a JSON value from an Item.
Definition: item_json_func.cc:796
bool fix_fields(THD *, Item **) override
Definition: item_json_func.cc:773
Item_func_json_schema_validation_report(THD *thd, const POS &pos, PT_item_list *a)
Definition: item_json_func.cc:789
Represents the JSON function JSON_SEARCH()
Definition: item_json_func.h:773
String m_doc_value
Definition: item_json_func.h:774
bool resolve_type(THD *thd) override
Resolve type-related information for this item, such as result field type, maximum size,...
Definition: item_json_func.h:803
enum_one_or_all_type m_cached_ooa
Definition: item_json_func.h:775
Item_func_like * m_like_node
Definition: item_json_func.h:779
Item_func_json_search(Args &&... parent_args)
Construct a JSON_SEARCH() node.
Definition: item_json_func.h:788
enum Functype functype() const override
Definition: item_json_func.h:794
const char * func_name() const override
Definition: item_json_func.h:792
Item_string * m_source_string_item
Definition: item_json_func.h:778
Common base class for JSON_SET() and JSON_REPLACE().
Definition: item_json_func.h:677
Item_func_json_set_replace(bool json_set, Args &&... parent_args)
Definition: item_json_func.h:685
const bool m_json_set
True if this is JSON_SET, false if it is JSON_REPLACE.
Definition: item_json_func.h:679
Json_path_clone m_path
Definition: item_json_func.h:680
bool can_use_in_partial_update() const override
Can this function type be used in partial update?
Definition: item_json_func.h:681
Represents the JSON function JSON_SET()
Definition: item_json_func.h:697
Item_func_json_set(Args &&... parent_args)
Definition: item_json_func.h:700
const char * func_name() const override
Definition: item_json_func.h:703
Class that represents the function JSON_STORAGE_FREE.
Definition: item_json_func.h:990
enum Functype functype() const override
Definition: item_json_func.h:995
Item_func_json_storage_free(const POS &pos, Item *a)
Definition: item_json_func.h:992
const char * func_name() const override
Definition: item_json_func.h:994
bool resolve_type(THD *thd) override
Resolve type-related information for this item, such as result field type, maximum size,...
Definition: item_json_func.h:997
Class that represents the function JSON_STORAGE_SIZE.
Definition: item_json_func.h:969
Item_func_json_storage_size(const POS &pos, Item *a)
Definition: item_json_func.h:971
const char * func_name() const override
Definition: item_json_func.h:973
bool resolve_type(THD *thd) override
Resolve type-related information for this item, such as result field type, maximum size,...
Definition: item_json_func.h:976
enum Functype functype() const override
Definition: item_json_func.h:974
Represents the JSON function JSON_TYPE.
Definition: item_json_func.h:471
const char * func_name() const override
Definition: item_json_func.h:477
String * val_str(String *) override
Definition: item_json_func.cc:1051
String m_value
Definition: item_json_func.h:472
Item_func_json_type(const POS &pos, Item *a)
Definition: item_json_func.h:475
bool resolve_type(THD *) override
Resolve type-related information for this item, such as result field type, maximum size,...
Definition: item_json_func.cc:1042
enum Functype functype() const override
Definition: item_json_func.h:478
Represents the JSON function JSON_UNQUOTE()
Definition: item_json_func.h:920
String m_value
Definition: item_json_func.h:921
const char * func_name() const override
Definition: item_json_func.h:930
Item_func_json_unquote(const POS &pos, Item *a)
Definition: item_json_func.h:928
Item_func_json_unquote(const POS &pos, PT_item_list *a)
Definition: item_json_func.h:925
enum Functype functype() const override
Definition: item_json_func.h:932
String m_conversion_buffer
Definition: item_json_func.h:922
bool resolve_type(THD *thd) override
Resolve type-related information for this item, such as result field type, maximum size,...
Definition: item_json_func.h:934
Represents the JSON function JSON_VALID( <value> )
Definition: item_json_func.h:319
const char * func_name() const override
Definition: item_json_func.h:325
Item_func_json_valid(const POS &pos, Item *a)
Definition: item_json_func.h:323
longlong val_int() override
Definition: item_json_func.cc:624
enum Functype functype() const override
Definition: item_json_func.h:326
bool is_bool_func() const override
Definition: item_json_func.h:328
bool resolve_type(THD *thd) override
Resolve type-related information for this item, such as result field type, maximum size,...
Definition: item_json_func.h:332
String m_value
Definition: item_json_func.h:320
Class implementing the JSON_VALUE function.
Definition: item_json_func.h:1125
enum Functype functype() const override
Definition: item_json_func.h:1135
unique_ptr_destroy_only< Default_value > m_default_error
The default value for ON EMPTY (if not ERROR or NULL ON EMPTY).
Definition: item_json_func.h:1166
~Item_func_json_value() override
Json_on_response_type m_on_error
Type of the ON ERROR clause.
Definition: item_json_func.h:1162
Cast_target m_cast_target
The target data type.
Definition: item_json_func.h:1168
unique_ptr_destroy_only< Default_value > m_default_empty
The default value for ON EMPTY (if not ERROR or NULL ON EMPTY).
Definition: item_json_func.h:1164
const char * func_name() const override
Definition: item_json_func.h:1134
Json_on_response_type m_on_empty
Type of the ON EMPTY clause.
Definition: item_json_func.h:1160
Json_path m_path_json
Parsed path.
Definition: item_json_func.h:1155
Definition: item_cmpfunc.h:2365
Definition: item_json_func.h:1094
enum_const_item_cache can_cache_json_arg(Item *arg) override
Whether an arg of a JSON function can be cached to avoid repetitive string->JSON conversion.
Definition: item_json_func.h:1112
Item_func_member_of(const POS &pos, Item *a, Item *b)
Definition: item_json_func.h:1096
bool resolve_type(THD *thd) override
Resolve type-related information for this item, such as result field type, maximum size,...
Definition: item_json_func.h:1100
enum Functype functype() const override
Definition: item_json_func.h:1099
bool gc_subst_analyzer(uchar **) override
Analyzer function for GC substitution.
Definition: item_json_func.h:1106
Item * key_item() const override
Definition: item_json_func.h:1111
optimize_type select_optimize(const THD *) override
Definition: item_json_func.h:1107
const char * func_name() const override
Definition: item_json_func.h:1098
Base class for all the functions that take a JSON document as the first argument and one of more pair...
Definition: item_json_func.h:611
void update_used_tables() final
Updates used tables, not null tables information and accumulates properties up the item tree,...
Definition: item_json_func.cc:1746
String m_doc_value
Definition: item_json_func.h:623
table_map calculate_not_null_tables() const
Calculates the set of tables to return from not_used_tables().
Definition: item_json_func.cc:1751
Item_func_modify_json_in_path(Args &&... parent_args)
Definition: item_json_func.h:614
bool resolve_type(THD *thd) final
Resolve type-related information for this item, such as result field type, maximum size,...
Definition: item_json_func.cc:1733
Definition: item_func.h:100
Item ** args
Array of pointers to arguments.
Definition: item_func.h:107
bool reject_vector_args()
Definition: item_func.cc:1600
Functype
Definition: item_func.h:209
@ JSON_VALUE_FUNC
Definition: item_func.h:353
@ JSON_STORAGE_SIZE_FUNC
Definition: item_func.h:351
@ JSON_SEARCH_FUNC
Definition: item_func.h:354
@ JSON_STORAGE_FREE_FUNC
Definition: item_func.h:352
@ JSON_CONTAINS
Definition: item_func.h:327
@ JSON_VALID_FUNC
Definition: item_func.h:346
@ JSON_UNQUOTE_FUNC
Definition: item_func.h:329
@ JSON_CONTAINS_PATH_FUNC
Definition: item_func.h:350
@ JSON_ARRAY_FUNC
Definition: item_func.h:345
@ JSON_DEPTH_FUNC
Definition: item_func.h:342
@ JSON_QUOTE_FUNC
Definition: item_func.h:349
@ JSON_OBJECT_FUNC
Definition: item_func.h:344
@ JSON_TYPE_FUNC
Definition: item_func.h:347
@ JSON_PRETTY_FUNC
Definition: item_func.h:348
@ JSON_EXTRACT_FUNC
Definition: item_func.h:343
@ MEMBER_OF_FUNC
Definition: item_func.h:330
@ TYPECAST_FUNC
Definition: item_func.h:258
@ JSON_OVERLAPS
Definition: item_func.h:328
@ JSON_LENGTH_FUNC
Definition: item_func.h:341
virtual bool eq_specific(const Item *) const
Provide a more specific equality check for a function.
Definition: item_func.h:532
optimize_type
Definition: item_func.h:356
@ OPTIMIZE_KEY
Definition: item_func.h:358
bool resolve_type(THD *thd) override
Resolve type-related information for this item, such as result field type, maximum size,...
Definition: item_func.h:716
virtual const char * func_name() const =0
enum Type type() const override
Definition: item_func.h:363
virtual Item * key_item() const
Definition: item_func.h:535
bool param_type_is_default(THD *thd, uint start, uint end, uint step, enum_field_types def)
For arguments of this Item_func ("args" array), in range [start, start+step, start+2*step,...
Definition: item_func.cc:528
void print(const THD *thd, String *str, enum_query_type query_type) const override
This method is used for to:
Definition: item_func.cc:748
bool fix_fields(THD *, Item **ref) override
Definition: item_func.cc:406
uint arg_count
How many arguments in 'args'.
Definition: item_func.h:130
Field * tmp_table_field(TABLE *t_arg) override
Definition: item_func.cc:793
bool null_on_null
Affects how to determine that NULL argument implies a NULL function return.
Definition: item_func.h:186
Definition: item_func.h:1019
Base class for all item functions that a return JSON value.
Definition: item_json_func.h:158
void mark_for_partial_update(const Field_json *field)
Mark this expression as used in partial update.
Definition: item_json_func.cc:2135
String m_conversion_buffer
String used for converting JSON text values to utf8mb4 charset.
Definition: item_json_func.h:166
longlong val_int() override
Definition: item_json_func.cc:1128
Item_result cast_to_int_type() const override
Definition: item_json_func.h:207
String m_value
String used when reading JSON binary values or JSON text values.
Definition: item_json_func.h:164
virtual bool can_use_in_partial_update() const
Can this function type be used in partial update?
Definition: item_json_func.h:160
bool get_date(MYSQL_TIME *ltime, my_time_flags_t fuzzydate) override
Definition: item_json_func.cc:1105
bool resolve_type(THD *) override
Resolve type-related information for this item, such as result field type, maximum size,...
Definition: item_json_func.h:192
bool get_time(MYSQL_TIME *ltime) override
Definition: item_json_func.cc:1117
String * val_str(String *arg) override
Definition: item_json_func.cc:1090
my_decimal * val_decimal(my_decimal *decimal_value) override
Definition: item_json_func.cc:1150
enum Item_result result_type() const override
Definition: item_json_func.h:197
String m_string_buffer
String used for converting a JSON value to text in val_str().
Definition: item_json_func.h:168
bool supports_partial_update(const Field_json *field) const override
Does this function call support partial update of the given JSON column?
Definition: item_json_func.cc:2152
Json_path_cache m_path_cache
Definition: item_json_func.h:171
const Field_json * m_partial_update_column
Target column for partial update, if this function is used in an update statement and partial update ...
Definition: item_json_func.h:177
double val_real() override
Definition: item_json_func.cc:1137
Item_json_func(THD *thd, Args &&... parent_args)
Construct an Item_json_func instance.
Definition: item_json_func.h:186
void cleanup() override
JSON_*() support methods.
Definition: item_json_func.cc:618
Definition: item_strfunc.h:76
Represents a "CAST( <value> AS JSON )" coercion.
Definition: item_json_func.h:488
bool val_json(Json_wrapper *wr) override
Get a JSON value from an Item.
Definition: item_json_func.cc:1470
const char * cast_type() const
Definition: item_json_func.h:504
void print(const THD *thd, String *str, enum_query_type query_type) const override
This method is used for to:
Definition: item_json_func.cc:1517
Item_json_func super
Definition: item_json_func.h:489
const char * func_name() const override
Definition: item_json_func.h:503
bool resolve_type(THD *thd) override
Resolve type-related information for this item, such as result field type, maximum size,...
Definition: item_json_func.h:495
Item_typecast_json(THD *thd, const POS &pos, Item *a)
Definition: item_json_func.h:492
Base class that is used to represent any kind of expression in a relational query.
Definition: item.h:930
uint32 max_char_length() const
Definition: item.h:3353
void set_nullable(bool nullable)
Definition: item.h:3670
virtual bool propagate_type(THD *thd, const Type_properties &type)
Propagate data type specifications into parameters and user variables.
Definition: item.h:1313
virtual type_conversion_status save_in_field_inner(Field *field, bool no_conversions)
Helper function which does all of the work for save_in_field(Field*, bool), except some error checkin...
Definition: item.cc:6878
virtual bool val_json(Json_wrapper *result)
Get a JSON value from an Item.
Definition: item.h:2091
enum_const_item_cache
How to cache constant JSON data.
Definition: item.h:998
@ CACHE_NONE
Don't cache.
Definition: item.h:1000
@ CACHE_JSON_VALUE
Source data is a JSON string, parse and cache result.
Definition: item.h:1002
@ CACHE_JSON_ATOM
Source data is SQL scalar, convert and cache result.
Definition: item.h:1004
void set_data_type_json()
Set the data type of the Item to be JSON.
Definition: item.h:1761
void set_data_type_string(uint32 max_l)
Set the Item to be variable length string.
Definition: item.h:1600
virtual void mark_json_as_scalar()
For Items with data type JSON, mark that a string argument is treated as a scalar JSON value.
Definition: item.h:1355
Represents a JSON array container, i.e.
Definition: json_dom.h:516
Vector of logical diffs describing changes to a JSON column.
Definition: json_diff.h:141
JSON DOM abstract base class.
Definition: json_dom.h:173
Represents a JSON container value of type "object" (ECMA), type J_OBJECT here.
Definition: json_dom.h:369
Path cache for JSON functions.
Definition: item_json_func.h:91
Json_path_cache(THD *thd, uint size)
Json_path_cache.
Definition: item_json_func.cc:554
const Json_path * get_path(uint arg_idx) const
Return an already parsed path expression.
Definition: item_json_func.cc:599
void reset_cache()
Reset the cache for re-use when a statement is re-executed.
Definition: item_json_func.cc:609
enum_path_status
Enum that tells the status of a cell in m_paths.
Definition: item_json_func.h:100
Prealloced_array< Json_path, 8 > m_paths
List of paths.
Definition: item_json_func.h:97
Mem_root_array< Path_cell > m_arg_idx_to_vector_idx
Map argument indexes to indexes into m_paths.
Definition: item_json_func.h:113
String m_path_value
Holder for path strings.
Definition: item_json_func.h:94
bool parse_and_cache_path(const THD *thd, Item **args, uint arg_idx, bool forbid_wildcards)
Parse a path expression if necessary.
Definition: item_json_func.cc:561
A lightweight path expression.
Definition: json_path.h:447
A JSON path expression.
Definition: json_path.h:353
A class that is capable of holding objects of any sub-type of Json_scalar.
Definition: json_dom.h:1886
This is just a facade to the Json_schema_validator and it is used to hide the dependency on the rapid...
Definition: json_schema.h:155
Abstraction for accessing JSON values irrespective of whether they are (started out as) binary JSON v...
Definition: json_dom.h:1153
A typesafe replacement for DYNAMIC_ARRAY.
Definition: mem_root_array.h:426
Wrapper class for an Item list head, used to allocate Item lists in the parser in a context-independe...
Definition: parse_tree_helpers.h:105
virtual void add_json_info(Json_object *json_obj)
Add all the node-specific json fields.
Definition: parse_tree_node_base.h:303
A typesafe replacement for DYNAMIC_ARRAY.
Definition: prealloced_array.h:71
Using this class is fraught with peril, and you need to be very careful when doing so.
Definition: sql_string.h:167
For each client connection we create a separate thread with THD serving as a thread/connection descri...
Definition: sql_lexer_thd.h:36
my_decimal class limits 'decimal_t' type to what we need in MySQL.
Definition: my_decimal.h:95
enum_query_type
Query type constants (usable as bitmap flags).
Definition: enum_query_type.h:31
type_conversion_status
Status when storing a value in a field or converting from one datatype to another.
Definition: field.h:204
This file contains the field type.
@ MYSQL_TYPE_JSON
Definition: field_types.h:80
Cast_target
Definition: item_create.h:56
static int flags[50]
Definition: hp_test1.cc:40
bool json_value(Item *arg, Json_wrapper *result, bool *has_value)
Return the JSON value of the argument in a wrapper.
Definition: item_json_func.cc:983
enum_json_diff_status apply_json_diffs(Field_json *field, const Json_diff_vector *diffs)
Apply a sequence of JSON diffs to the value stored in a JSON column.
Definition: item_json_func.cc:158
bool geometry_to_json(Json_wrapper *wr, String *swkb, const char *calling_function, int max_decimal_digits, bool add_bounding_box, bool add_short_crs_urn, bool add_long_crs_urn, uint32 *geometry_srid)
Turn a GEOMETRY value into a JSON value per the GeoJSON specification revision 1.0.
Definition: item_geofunc.cc:2331
bool ensure_utf8mb4(const String &val, String *buf, const char **resptr, size_t *reslength, bool require_string)
Check a non-empty val for character set.
Definition: item_json_func.cc:82
bool save_json_to_field(THD *thd, Field *field, const Json_wrapper *w, bool no_error)
Save JSON to a given field.
Definition: item_json_func.cc:3884
bool get_json_atom_wrapper(Item **args, uint arg_idx, const char *calling_function, String *value, String *tmp, Json_wrapper *wr, Json_scalar_holder *scalar, bool accept_string)
Convert Json values or MySQL values to JSON.
Definition: item_json_func.cc:1399
bool get_json_wrapper(Item **args, uint arg_idx, String *str, const char *func_name, Json_wrapper *wrapper)
Return the JSON value of the argument in a wrapper.
Definition: item_json_func.cc:1003
bool get_json_object_member_name(const THD *thd, Item *arg_item, String *value, String *utf8_res, const char **safep, size_t *safe_length)
Gets a JSON object member name from an Item.
Definition: item_json_func.cc:317
bool parse_json(const String &res, Json_dom_ptr *dom, bool require_str_or_json, const JsonParseErrorHandler &error_handler, const JsonErrorHandler &depth_handler)
Parse a JSON dom out of an argument to a JSON function.
Definition: item_json_func.cc:133
bool sql_scalar_to_json(Item *arg, const char *calling_function, String *value, String *tmp, Json_wrapper *wr, Json_scalar_holder *scalar, bool scalar_string)
Get a JSON value from an SQL scalar value.
Definition: item_json_func.cc:1205
bool get_atom_null_as_null(Item **args, uint arg_idx, const char *calling_function, String *value, String *tmp, Json_wrapper *wr)
Convert JSON values or MySQL values to JSON.
Definition: item_json_func.cc:1456
bool convert_value_to_json(Item *item, const char *func_name, Json_wrapper *wr)
Convert a value represented with an Item to a JSON value.
enum_one_or_all_type
For use by JSON_CONTAINS_PATH() and JSON_SEARCH()
Definition: item_json_func.h:76
@ ooa_null
Definition: item_json_func.h:79
@ ooa_one
Definition: item_json_func.h:77
@ ooa_all
Definition: item_json_func.h:78
@ ooa_uninitialized
Definition: item_json_func.h:81
@ ooa_error
Definition: item_json_func.h:80
enum_json_diff_status
The result of applying JSON diffs on a JSON value using apply_json_diff().
Definition: json_diff.h:264
std::unique_ptr< Json_dom > Json_dom_ptr
Definition: json_dom.h:65
std::function< void()> JsonErrorHandler
Definition: json_error_handler.h:36
std::function< void(const char *parse_err, size_t err_offset)> JsonParseErrorHandler
Definition: json_error_handler.h:35
This file contains interface support for the JSON path abstraction.
Functions for validating a string against a JSON Schema.
A better implementation of the UNIX ctype(3) library.
MYSQL_STRINGS_EXPORT CHARSET_INFO my_charset_utf8mb4_bin
Definition: ctype-utf8.cc:7822
This file follows Google coding style, except for the name MEM_ROOT (which is kept for historical rea...
std::unique_ptr< T, Destroy_only< T > > unique_ptr_destroy_only
std::unique_ptr, but only destroying.
Definition: my_alloc.h:477
Some integer typedefs for easier portability.
uint8_t uint8
Definition: my_inttypes.h:63
unsigned char uchar
Definition: my_inttypes.h:52
long long int longlong
Definition: my_inttypes.h:55
uint16_t uint16
Definition: my_inttypes.h:65
uint32_t uint32
Definition: my_inttypes.h:67
uint64_t table_map
Definition: my_table_map.h:30
Interface for low level time utilities.
unsigned int my_time_flags_t
Flags to str_to_datetime and number_to_datetime.
Definition: my_time.h:94
Common definition between mysql server & client.
#define MAX_BLOB_WIDTH
Default width for blob in bytes.
Definition: mysql_com.h:906
Time declarations shared between the server and client API: you should not add anything to this heade...
static char * path
Definition: mysqldump.cc:149
std::string str(const mysqlrouter::ConfigGenerator::Options::Endpoint &ep)
Definition: config_generator.cc:1081
static PFS_engine_table_share_proxy table
Definition: pfs.cc:61
Definition: buf0block_hint.cc:30
PT & ref(PT *tp)
Definition: tablespace_impl.cc:359
bool length(const dd::Spatial_reference_system *srs, const Geometry *g1, double *length, bool *null) noexcept
Computes the length of linestrings and multilinestrings.
Definition: length.cc:76
size_t size(const char *const c)
Definition: base64.h:46
mutable_buffer buffer(void *p, size_t n) noexcept
Definition: buffer.h:418
Definition: gcs_xcom_synode.h:64
PSI_memory_key key_memory_JSON
Definition: psi_memory_key.cc:53
Our own string classes, used pervasively throughout the executor.
Definition: m_ctype.h:421
Definition: parser_yystype.h:182
Definition: item_json_func.cc:4009
Struct that points to a cell in m_paths and tells its status.
Definition: item_json_func.h:107
size_t m_index
Definition: item_json_func.h:109
enum_path_status m_status
Definition: item_json_func.h:108
Definition: mysql_time.h:82
Bison "location" class.
Definition: parse_location.h:43
Json_on_response_type
Types of ON EMPTY/ON ERROR clauses for JSON_TABLE and JSON_VALUE.
Definition: table_function.h:192
Item_result
Type of the user defined function return slot and arguments.
Definition: udf_registration_types.h:39
@ STRING_RESULT
not valid for UDFs
Definition: udf_registration_types.h:41
@ INT_RESULT
double
Definition: udf_registration_types.h:43